(19)
(11) EP 4 179 191 A1

(12)

(43) Date of publication:
17.05.2023 Bulletin 2023/20

(21) Application number: 21749485.5

(22) Date of filing: 09.07.2021
(51) International Patent Classification (IPC): 
F02D 41/00(2006.01)
F02D 41/30(2006.01)
 F02D 13/06(2006.01)
(52) Cooperative Patent Classification (CPC):
F02D 41/0087; F02B 3/06; F01N 3/101; F02D 41/0025; F02D 41/0027; F02D 13/06; F02D 41/3035; F02B 1/12; Y02T 10/12
(86) International application number:
PCT/US2021/041109
(87) International publication number:
WO 2022/011275 (13.01.2022 Gazette 2022/02)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 09.07.2020 US 202063049763 P

(71) Applicant: Clearflame Engines, Inc.
Geneva, IL 60134 (US)

(72) Inventors:
  • BLUMREITER, Julie
    Batavia, Illinois 60510 (US)
  • JOHNSON, Bernard
    Chicago, Illinois 60605 (US)
  • SCHANZ, Robert
    Aurora, Illinois 60502 (US)
  • VITTAL, Manohar
    Naperville, Illinois 60564 (US)

(74) Representative: Cooley (UK) LLP 
22 Bishopsgate
London EC2N 4BQ
London EC2N 4BQ (GB)

   


(54) SYSTEMS AND METODS OF CYLINDER DEACTIVATION IN HIGH-TEMPERATURE MIXING-CONTROLLED ENGINES